<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="./js/vue.js"></script>
</head>
<body>
    <div id="app">
        <p>原始字符串:{{msg}}</p>
        <p>计算属性反转字符串:{{revMsg}}</p>
        <p>methods方法反转:{{revMsg2()}}</p>
    </div>
</body>
<script>
    const vm=new Vue({
     el:'#app',
     data:{
         msg:'你好世界'
     },
     computed: {
         revMsg:function(){
             return this.msg.split('').reverse().join('')
         }
     },
     methods: {
        revMsg2(){
            return this.msg.split('').reverse().join('')
        }
     }
    })
 </script>
</html>